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Finding the Fourth Proportional to 17,265.76, 25,893.07 and 7,402.39

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Solution

The fourth proportional to 17,265.76, 25,893.07 and 7,402.39 is: 11,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,265.76 : 25,893.07 = 7,402.39 : x
  2. Step 2: Convert to fraction form
    17,265.76/25,893.07 = 7,402.39/x
  3. Step 3: Cross multiply
    17,265.76x = 25,893.07 × 7,402.39
  4. Step 4: Simplify right side
    17,265.76x = 191,670,519.20
  5. Step 5: Solve for x
    x = 191,670,519.20/17,265.76
  6. Step 6: Final answer
    x = 11,101.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.